Freeze warning issued for tonight until 9am tomorrow 
URGENT - WEATHER MESSAGE
National Weather Service Springfield MO
322 PM CDT Sat Oct 20 2018
...Cold high pressure will bring freezing temperatures to the Ozarks...
A cold Canadian air mass will move across the plains and settle over the Ozarks region tonight. The center of the Surface high will move nearly overhead allowing temperatures to fall below freezing across the area for several hours. Widespread frost development is also expected.
...FREEZE WARNING NOW IN EFFECT FROM 2 AM TO 9 AM CDT SUNDAY...
* TEMPERATURE...Temperatures will fall below 32 degrees for several hours. Some locations may drop into the middle 20s.
* IMPACTS...Tender vegetation will likely freeze with out protection. Even protected plants may freeze if temperatures fall below 28 degrees for a hour or more.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Freeze Warning means sub-freezing temperatures are imminent or highly likely. These conditions will kill crops and other sensitive vegetation.
Address/Location
Humansville Missouri Emergency Services
202 W Buffalo St
Humansville, MO 65674
Contact
Emergency: 9-1-1
Non-emergencies: 417-754-1193